Valentino's G-String. Sexy, Stylish and Hot Men's G-string from NDS Wear(TM). Microfiber material making this g-string comfortable to wear. G-String Pouch adjust to open wider front or tighter. Buy one of each so you can wear a every day of the week. Made up of 82% Nylon and 18% Elastane. Sizing per Manufacturer. Available in Adult sizes Small to Medium and Large to XL. Many colors to choose from: Black, White, Grey, Red, Orange, Yellow, Green, Blue, and Purple!